function clearInput(theId,theContent) {
	if (theId.value == theContent) {
		theId.value = '';
	}
}
function resetInput(theId,theContent) {
	if (theId.value == '') {
		theId.value = theContent;
	}
}
function hov(loc,cls) {
	if (loc.className) {
		loc.className=cls;
	}
}